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Āśvalāyana
Āśvalāyana (आश्वलायन) was a Vedic ritualist and teacher, placed around the 4th century BCE, traditionally the pupil of Śaunaka, to whom the Śrautasūtra and Gṛhyasūtra are attributed.
Aswan (أسوان)
Aswan (أسوان), ancient Swan or Syene, is a city in southern Egypt below the First Cataract, ancient frontier market for Nubian trade, granite quarry source, site of Philae and the Aswan High Dam, and a UNESCO Creative and Learning City.
Aswang
Aswang (asuang) is the umbrella Philippine folklore term for shapeshifting, predatory beings: vampires, viscera suckers, weredogs, witches, and ghouls, documented since 16th-century Spanish accounts and strongly tied to Capiz province.
Aswaran
The Aswaran (اسواران) were the elite heavy cavalry of the Sasanian Iranian army, drawn from the warrior nobility and forming the backbone of its forces.
Aswath Damodaran
Aswath Damodaran is a professor of finance at New York University's Stern School of Business, known as the "Dean of Valuation" for his widely used valuation texts.
Asylum and Immigration Tribunal
The Asylum and Immigration Tribunal was the UK's single-tier appeals body for Home Office asylum refusals under the 2004 Act; its functions transferred in 2010 to the First-tier Tribunal's Immigration and Asylum Chamber, now itself set for replacement by an Independent Immigration Appeals Authority.
Asylum claims based on sexual orientation and gender identity
Asylum claims based on sexual orientation and gender identity are refugee claims by people fearing persecution at home, resting on the 1951 Refugee Convention's particular social group ground.
Asylum in the United States
Asylum in the United States is protection for refugees already in or arriving at the country, under INA Section 208 since the 1980 Refugee Act; covers five persecution grounds, one-year filing deadline, affirmative and defensive processes, and 2025-2026 restrictions.
Asylum seeker
Asylum seeker: a person who has applied for international protection and whose refugee claim, under the 1951 Refugee Convention and 1967 Protocol, is not yet finally decided; 9 million were pending worldwide at end-2025.
Asymchem
Asymchem is a Chinese pharmaceutical contract development and manufacturing organization founded in Tianjin in 1998 by Dr. Hao Hong, dual-listed in Shenzhen and Hong Kong and known for small-molecule manufacturing.
Asymmetric warfare
Asymmetric warfare: conflict between belligerents of unequal power or status who fight by deliberately different methods; also called irregular or guerrilla warfare. Weaker actors use ambushes, IEDs, terrorism, and protracted conflict; strong states use their own asymmetric advantages.
Asyut Project coffins
The Asyut Project coffins, or Asyut coffins, are inscribed wooden coffins from the necropolis of Asyut in Middle Egypt, dating from the late 6th Dynasty to the end of the 12th.
At One Ventures
At One Ventures is a climate technology venture capital firm founded in 2020 by Tom Chi, Laurie Menoud, and Helen Lin, investing at seed and Series A.
At sign
The at sign (@), Unicode U+0040 COMMERCIAL AT, is a symbol from mercantile shorthand for "at the rate of", first documented in a 1536 letter by Francesco Lapi; Ray Tomlinson adopted it in 1971 for the user@host email address convention.
At sixes and sevens
At sixes and sevens: English idiom, chiefly British and informal, meaning confusion, disorder, or disagreement. Originates in medieval dice gambling as 'set on six and seven', first cited in Chaucer's Troilus and Criseyde.
At-large
At-large elections: all voters in a jurisdiction vote for every seat on a body such as a city council, unlike single-member districts. Covers the 1842 House mandate, Progressive municipal adoption, vote dilution case law, and representation research.
At-will employment
At-will employment is the default U.S. employment rule letting employer or employee end an indefinite-term job at any time for almost any legal reason. All states except Montana apply it, subject to public policy, implied contract, and good faith exceptions.
ATA Carnet
ATA Carnet (Admission Temporaire/Temporary Admission): international customs document, also called a passport for goods, allowing duty-free temporary import of commercial samples, professional equipment, and exhibition goods for up to one year, backed by an ICC guarantee chain.
Ata ibn Abi Rabah
Ata ibn Abi Rabah (عطاء بن أبي رباح) was a Meccan jurist and hadith scholar of the Successor generation who served as mufti of Mecca until his death around 733.
Ata-Malik Juvayni
Ata-Malik Juvayni (عطاملک جوینی), 1226 to 1283, was a Persian historian and administrator in Mongol service who governed Baghdad and wrote the Tarikh-e jahangoshay, a major source on the Mongol conquests.
Atab (king of Kish)
Atab is a legendary king of Kish in the First Dynasty of the Sumerian King List, which assigns him a 600-year reign between Zuqāqīp and his son Mašda.
Atabeg
Atabeg (اتابک) is a Turkish title meaning "father-chief," given under the Seljuks to the guardian and tutor of a young prince; atabegs founded dynasties such as the Zangids.
Atacama skeleton
The Atacama skeleton, nicknamed Ata, is a 6-inch mummified human female found in 2003 at La Noria, Chile, with mutations in seven bone-development genes; the 2018 Genome Research whole-genome study disproved alien claims but drew ethics disputes.
Ataga Khan
Ataga Khan (اتگہ خاں), born Shams al-Din Muhammad, was a Mughal minister who rose from footsoldier to prime minister under Akbar and was murdered by Adham Khan.
Atago-class destroyer
Atago class (あたご型護衛艦), also called Atago-gata Goeikan: two JMSDF Aegis guided-missile destroyers, improved Kongō class, DDG-177 Atago (2007) and DDG-178 Ashigara (2008), 7,750 t standard, 165 m, 30 kt, BMD role.
Atahualpa
Atahualpa (Atahuallpa), Inca ruler who won the 1532 civil war against Huáscar, was captured by Pizarro at Cajamarca on 16 November 1532, paid a famous gold-and-silver ransom, and was executed in 1533.
Atai
Atai (阿台, 1228–1288) was a Yuan dynasty official, grand protector of Pingluan circuit, known for remitting taxes and opening granaries to relieve famine at his own risk.
Atake Baatyr
Atake Baatyr (Атаке баатыр), born around 1738, was a Kyrgyz biy of the Sarybagysh tribe in the Chui Valley who initiated the first Kyrgyz diplomatic embassy to Russia.
Atakhebasken
Atakhebasken was a royal wife of Taharqa, king of Kush and Egypt in the 7th century BC, buried in a pyramid at the royal cemetery of Nuri in Sudan.
Atal Bihari Vajpayee (अटल बिहारी वाजपेयी)
Atal Bihari Vajpayee (अटल बिहारी वाजपेयी), 1924–2018, Indian statesman, BJP co-founder and three-time Prime Minister (1996, 1998–99, 1999–2004), known for the 1998 Pokhran nuclear tests, the Lahore Declaration, the Golden Quadrilateral, and the 2015 Bharat Ratna.